117822146400 has 2016 divisors, whose sum is σ = 546465024000. Its totient is φ = 24690355200.

The previous prime is 117822146389. The next prime is 117822146401. The reversal of 117822146400 is 4641228711.

It is a happy number.

117822146400 is a `hidden beast` number, since 1 + 1 + 7 + 8 + 2 + 2 + 1 + 4 + 640 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2016).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117822146401) by changing a digit.

It is a polite number, since it can be written in 335 ways as a sum of consecutive naturals, for example, 3800714385 + ... + 3800714415.

It is an arithmetic number, because the mean of its divisors is an integer number (271064000).

Almost surely, 2^117822146400 is an apocalyptic number.

117822146400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117822146400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273232512000).

117822146400 is an abundant number, since it is smaller than the sum of its proper divisors (428642877600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117822146400 is an equidigital number, since it uses as much as digits as its factorization.

117822146400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 67 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The spelling of 117822146400 in words is "one hundred seventeen billion, eight hundred twenty-two million, one hundred forty-six thousand, four hundred".